White paper on crime 2015 Part2/Chapter5/Section3/1
Volunteer probation officers (VPO) are assigned to one of 886 probation districts (as of April 1, 2015) nationwide where they engage in rehabilitation services that include implementation of probation/parole supervision, crime prevention activities, etc.
Fig. 2-5-3-1 shows the number of volunteer probation officers, percentage of female VPOs, and their average age.
Fig. 2-5-3-2 shows the percentages of volunteer probation officers by age groups and their occupations.